<template>
	<section>
		<!--工具条-->
		<el-col :span="24" class="toolbar" style="padding-bottom: 0px;">
			<el-form :inline="true" :model="search">
				<el-form-item>
					<el-input v-model="search.keyword" placeholder="关键字"></el-input>
				</el-form-item>
				<el-form-item>
					<el-button type="primary" v-on:click="getSearch">查询</el-button>
				</el-form-item>
				<el-form-item>
					<el-button type="primary" @click="handleAdd">新增</el-button>
				</el-form-item>
			</el-form>
		</el-col>

		<!--列表-->
		<el-table :data="pageInfo.list" highlight-current-row v-loading="listLoading" @selection-change="selsChange" style="width: 100%;">
			<el-table-column type="selection" width="55">
			</el-table-column>
			<el-table-column type="index" width="60">
			</el-table-column>
			<el-table-column prop="name" label="部门名称" width="120" sortable>
			</el-table-column>
      <el-table-column prop="intro" label="部门介绍" width="120" sortable>
      </el-table-column>
      <el-table-column prop="createTime" label="创建时间" width="180" sortable>
      </el-table-column>
      <el-table-column prop="updateTime" label="修改时间" width="180" sortable>
      </el-table-column>
      <el-table-column prop="manager.username" label="部门主管" width="120" sortable>
      </el-table-column>
      <el-table-column prop="parent.name" label="上级部门" width="120" sortable>
      </el-table-column>

      <el-table-column prop="state" label="状态" width="120" sortable>
        <template slot-scope="scope">
          <span v-if="scope.row.state == 1" style="color: #11b95c">正常</span>
          <span v-else style="color: red">禁用</span>
        </template>
      </el-table-column>


			<el-table-column label="操作" width="150">
				<template scope="scope">
					<el-button size="small" @click="handleEdit(scope.$index, scope.row)">编辑</el-button>
					<el-button type="danger" size="small" @click="handleDel(scope.$index, scope.row)">删除</el-button>
				</template>
			</el-table-column>
		</el-table>

		<!--工具条-->
		<el-col :span="24" class="toolbar">
			<el-button type="danger" @click="batchRemove" :disabled="this.sels.length===0">批量删除</el-button>
      <!--
          @size-change: 当涉及的每页条数发生改变的时候触发的函数
          @current-change: 页数发生改变
          :current-page 当前第几页
          :page-sizes="[3, 5, 10, 20]" : 设定每页的条数
          :page-size="this.search.pageSize" 每页条数
      -->
      <el-pagination
          @size-change="handleSizeChange"
          @current-change="handleCurrentChange"
          :current-page="this.search.currentPage"
          :page-sizes="[3, 5, 10, 20]"
          :page-size="this.search.pageSize"
          style="float: right"
          layout="total, sizes, prev, pager, next, jumper"
          :total="pageInfo.total">
      </el-pagination>
		</el-col>

		<!--编辑/新增界面-->
		<el-dialog title="编辑" :visible.sync="saveFormVisible" :close-on-click-modal="false">
			<el-form :model="saveForm" label-width="80px" :rules="saveFormRules" ref="saveForm">
				<el-form-item label="部门名称" prop="name">
					<el-input v-model="saveForm.name" auto-complete="off"></el-input>
				</el-form-item>
        <el-form-item label="部门介绍" prop="intro">
          <el-input v-model="saveForm.intro" auto-complete="off"></el-input>
        </el-form-item>
        <el-form-item label="部门经理" prop="manager">
          <!--下拉选项
            :key=""  //唯一标识
            :label 选择之后展示到选择框中的值
            :value 选中之后绑定给模型层的值  如果要绑定对象给模型层 有一个大坑
               必须要写  value-key="id"
          -->
          <el-select v-model="saveForm.manager" clearable value-key="id" placeholder="请选择">
            <el-option
                v-for="item in employees"
                :key="item.id"
                :label="item.username"
                :value="item">
              <span style="float: left">{{ item.username }}</span>
              <span style="float: right; color: #8492a6; font-size: 13px">{{ item.email }}</span>
            </el-option>
          </el-select>
        </el-form-item>

        <el-form-item label="上级部门">
          <el-cascader v-model="saveForm.parent"
                       :options="deptTree"
                       :props="{
							   checkStrictly: true,
							   label:'name',
							   value:'id'
							}" clearable></el-cascader>
        </el-form-item>
        <el-form-item label="状态" prop="state">
          <el-input v-model="saveForm.state" auto-complete="off"></el-input>
        </el-form-item>




			</el-form>
			<div slot="footer" class="dialog-footer">
				<el-button @click.native="saveFormVisible = false">取消</el-button>
				<el-button type="primary" @click.native="editSubmit" :loading="editLoading">提交</el-button>
			</div>
		</el-dialog>

		
	</section>
</template>

<script>

	export default {
		data() {
			return {
        search: {
					keyword: '',
          pageSize:10,
          currentPage:1
				},
				pageInfo:{
          list: [],
          total: 0
        },

				listLoading: false,
				sels: [],//列表选中列

				saveFormVisible: false,//编辑界面是否显示
				editLoading: false,
				saveFormRules: {
					name: [
						{ required: true, message: '请输入部门', trigger: 'blur' }
					]
				},
				//编辑界面数据
				saveForm: {
					id: null,
					name: '',
					path:'',
          manager:{
					  id:null,
            username:""
          },
          parent:{
					  id:null,
            name:""
          },
          intro:'',
          state:'',

				},
        //定义部门主管数组
        employees:[],
        // 定义父级部门树
        deptTree:[],
			}
		},
		methods: {
		  // 获取父部门信息
      getDeptTree(){
        this.$http.get("/department/tree")
            .then(res => {

              var data = res.data;
              if(data.success){

                this.deptTree = data.data
              }
            }).catch(res=>{

        })
      },
		  // 获取部门主管信息
      getEmployees(){
        this.$http.get("/employee")
            .then(res => {

              var data = res.data;
              if(data.success){

                this.employees = data.data
              }
            }).catch(res=>{

        })
      },
		  // 点击查询
      getSearch(){
        this.search.currentPage = 1;
        this.getDepartments()
      },
      handleSizeChange(val){
        this.search.pageSize = val
        this.getDepartments();
      },

			handleCurrentChange(val) {
				this.search.currentPage = val;
				this.getDepartments();
			},
			//获取部门列表
      getDepartments() {

				// 发送请求 axios请求
        this.$http.post("/department",this.search)
        .then(res => {
          console.log(res)
          var data = res.data;
         if(data.success){
               // this.pageInfo.list = data.data.list
               // this.pageInfo.total = data.data.total
           this.pageInfo = data.data
         }
        }).catch(res=>{

        })
			},
			//删除
			handleDel: function (index, row) {
				this.$confirm('确认删除该记录吗?', '提示', {
					type: 'warning'
				}).then(() => {
					this.listLoading = true;
					//NProgress.start();

				  this.$http.delete("/department/"+row.id)
          .then(res=>{
            res = res.data;
            if(res.success){
              this.$message({ message: '删除成功', type: 'success' });
              this.search.currentPage = 1
              this.getDepartments()
              this.listLoading = false;
            }
          }).catch(res=>{

          })
				}).catch(() => {

				});
			},
			//显示编辑界面
			handleEdit: function (index, row) {
				this.saveFormVisible = true;

        this.saveForm = Object.assign({}, row);
        if (!row.manager){
          this.saveForm.manager={id:null,username:''}
        }
        if (!row.parent){
          this.saveForm.parent={id:null,name:''}
        }else{
          // 父部门 不为空 获取path
          var split = row.path.split("/");
          var path = [];
          for (let i = 1; i < split.length-1; i++) {
            // push往数组中添加 pop是移除
            path.push(Number.parseInt(split[i]))
            this.saveForm.parent = path
          }
        }
        this.getEmployees()
        this.getDeptTree();


			},
			//显示新增界面
			handleAdd: function () {
				this.saveFormVisible = true;
				this.saveForm = {
          id: null,
          name: '',
          path:'',
          manager:{
            id:null,
            username:""
          },
          parent:{
            id:null,
            name:""
          },
          intro:'',
          state:'',
				};
				this.getEmployees()
        this.getDeptTree();
			},
			//编辑
			editSubmit: function () {
				this.$refs.saveForm.validate((valid) => {
					if (valid) {
						this.$confirm('确认提交吗？', '提示', {}).then(() => {
							this.editLoading = true;
							//NProgress.start();
             if(this.saveForm.parent.length>=0){
               if(this.saveForm.parent.length==0 ){
                 this.saveForm.parent = {
                   id:null
                 }
               }else{
                 this.saveForm.parent = {
                   id:this.saveForm.parent[this.saveForm.parent.length-1]
                 }
               }
             }
						  this.$http.put("/department",this.saveForm)
              .then(res=>{
                res = res.data
                if (res.success){
                  this.$message({ message: '操作成功', type: 'success' });
                  this.editLoading = false;
                  this.search.currentPage = 1
                  this.getDepartments()
                  this.saveFormVisible = false;
                }
              })
              .catch(res=>{})
						});
					}
				});
			},
			//新增
			addSubmit: function () {
				this.$refs.addForm.validate((valid) => {
					if (valid) {
						this.$confirm('确认提交吗？', '提示', {}).then(() => {
							this.addLoading = true;
							//NProgress.start();
							let para = Object.assign({}, this.addForm);
							para.birth = (!para.birth || para.birth == '') ? '' : util.formatDate.format(new Date(para.birth), 'yyyy-MM-dd');
							addUser(para).then((res) => {
								this.addLoading = false;
								//NProgress.done();
								this.$message({
									message: '提交成功',
									type: 'success'
								});
								this.$refs['addForm'].resetFields();
								this.addFormVisible = false;
								this.getUsers();
							});
						});
					}
				});
			},
			selsChange: function (sels) {
				this.sels = sels;
			},
			//批量删除
			batchRemove: function () {
				var ids = this.sels.map(item => item.id);
				this.$confirm('确认删除选中记录吗？', '提示', {
					type: 'warning'
				}).then(() => {
					this.listLoading = true;
					//NProgress.start();
          this.$http.patch("/department",ids)
              .then(res => {
                console.log(res)
                var data = res.data;
                if(data.success){
                  this.$message({ message: '删除成功', type: 'success' });
                  this.listLoading = false
                  this.getSearch();
                }
              }).catch(res=>{

          })
				}).catch(() => {

				});
			}
		},
		mounted() {
			this.getDepartments();
		}
	}

</script>

<style scoped>

</style>